Name	Info	Provider	Link
	subscription/membership/fee required	Springer	https://link.springer.com/article/10.1007/s00726-011-1014-z
	free resource	NCI CPTAC Assay Portal	https://assays.cancer.gov/non-CPTAC-3385
Cited by Patents in	free resource	The Lens - Patent Citations	https://www.lens.org/lens/search/patent/list?q=citation_id:21809080